// utility function to retrieve an expiration date in proper
// format; pass three integer parameters for the number of days, hours,
// and minutes from now you want the cookie to expire (or negative
// values for a past date); all three parameters are required,
// so use zeros where appropriate
function getExpDate(days, hours, minutes) {
    var expDate = new Date( );
    if (typeof days == "number" && typeof hours == "number" &&
        typeof hours == "number") {
        expDate.setDate(expDate.getDate( ) + parseInt(days));
        expDate.setHours(expDate.getHours( ) + parseInt(hours));
        expDate.setMinutes(expDate.getMinutes( ) + parseInt(minutes));
        return expDate.toGMTString( );
    }
}

// utility function called by getCookie( )
function getCookieVal(offset) {
    var endstr = document.cookie.indexOf (";", offset);
    if (endstr == -1) {
        endstr = document.cookie.length;
    }
    return unescape(document.cookie.substring(offset, endstr));
}

// primary function to retrieve cookie by name
function getCookie(name) {
    var arg = name + "=";
    var alen = arg.length;
    var clen = document.cookie.length;
    var i = 0;
    while (i < clen) {
        var j = i + alen;
        if (document.cookie.substring(i, j) == arg) {
            return getCookieVal(j);
        }
        i = document.cookie.indexOf(" ", i) + 1;
        if (i == 0) break;
    }
    return "";
}

// store cookie value with optional details as needed
function setCookie(name, value, expires, path, domain, secure) {
/*	alert(name);
	alert(value);*/
     document.cookie = name + "=" + escape (value) +
        ((expires) ? "; expires=" + expires : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}

// remove the cookie by setting ancient expiration date
function deleteCookie(name,path,domain) {
    if (getCookie(name)) {
        document.cookie = name + "=" +
            ((path) ? "; path=" + path : "") +
            ((domain) ? "; domain=" + domain : "") +
            "; expires=Thu, 01-Jan-70 00:00:01 GMT";
    }
}


    function getPageState()
    {
 	   var re=/\s/g;
  	  var href ='?'+document.cookie.replace(re,'');
   	 re = /\;/g;
    	href = href.replace(re,'&');
	    re = /(.*)?(?=#)/;
	    if(re.test(location.href))
    		  href += location.href.replace(re,'');
//		alert(href);
		location.href=href;
//    document.getElementById('fullPageCopy').innerHTML+='<a style="color:gray;" href="?'+href+'">Копия состояния страницы</a>';

    }